20634416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{117241}}^1$

素因数の和:117260

約数の個数: 20

約数和(自身を含む): 43614024

約数和(自身を除く): 22979608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 117241, 234482, 468964, 937928, 1289651, 1875856, 2579302, 5158604, 10317208, 20634416]

約数ペア:

[(1, 20634416), (2, 10317208), (4, 5158604), (8, 2579302), (11, 1875856), (16, 1289651), (22, 937928), (44, 468964), (88, 234482), (176, 117241)]